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      1 /*
      2  * Copyright (C) 2007 Eric Seidel <eric (at) webkit.org>
      3  * Copyright (C) 2008 Apple Inc. All rights reserved.
      4  *
      5  * This library is free software; you can redistribute it and/or
      6  * modify it under the terms of the GNU Library General Public
      7  * License as published by the Free Software Foundation; either
      8  * version 2 of the License, or (at your option) any later version.
      9  *
     10  * This library is distributed in the hope that it will be useful,
     11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13  * Library General Public License for more details.
     14  *
     15  * You should have received a copy of the GNU Library General Public License
     16  * along with this library; see the file COPYING.LIB.  If not, write to
     17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     18  * Boston, MA 02110-1301, USA.
     19  */
     20 
     21 #ifndef SVGAnimateMotionElement_h
     22 #define SVGAnimateMotionElement_h
     23 
     24 #include "core/svg/SVGAnimationElement.h"
     25 #include "platform/graphics/Path.h"
     26 
     27 namespace blink {
     28 
     29 class SVGAnimateMotionElement FINAL : public SVGAnimationElement {
     30     DEFINE_WRAPPERTYPEINFO();
     31 public:
     32     virtual ~SVGAnimateMotionElement();
     33 
     34     DECLARE_NODE_FACTORY(SVGAnimateMotionElement);
     35     void updateAnimationPath();
     36 
     37 private:
     38     explicit SVGAnimateMotionElement(Document&);
     39 
     40     virtual bool hasValidAttributeType() OVERRIDE;
     41     virtual bool hasValidAttributeName() OVERRIDE;
     42 
     43     virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
     44 
     45     virtual void resetAnimatedType() OVERRIDE;
     46     virtual void clearAnimatedType(SVGElement* targetElement) OVERRIDE;
     47     virtual bool calculateToAtEndOfDurationValue(const String& toAtEndOfDurationString) OVERRIDE;
     48     virtual bool calculateFromAndToValues(const String& fromString, const String& toString) OVERRIDE;
     49     virtual bool calculateFromAndByValues(const String& fromString, const String& byString) OVERRIDE;
     50     virtual void calculateAnimatedValue(float percentage, unsigned repeatCount, SVGSMILElement* resultElement) OVERRIDE;
     51     virtual void applyResultsToTarget() OVERRIDE;
     52     virtual float calculateDistance(const String& fromString, const String& toString) OVERRIDE;
     53 
     54     enum RotateMode {
     55         RotateAngle,
     56         RotateAuto,
     57         RotateAutoReverse
     58     };
     59     RotateMode rotateMode() const;
     60 
     61     bool m_hasToPointAtEndOfDuration;
     62 
     63     virtual void updateAnimationMode() OVERRIDE;
     64 
     65     // Note: we do not support percentage values for to/from coords as the spec implies we should (opera doesn't either)
     66     FloatPoint m_fromPoint;
     67     FloatPoint m_toPoint;
     68     FloatPoint m_toPointAtEndOfDuration;
     69 
     70     Path m_path;
     71     Path m_animationPath;
     72 };
     73 
     74 } // namespace blink
     75 
     76 #endif // SVGAnimateMotionElement_h
     77